SEOUL (Reuters) - Samsung Electronics Co Ltd's shares extended falls to more than 4 percent after its second-quarter earnings estimates released on Friday failed to meet market forecasts, fuelling concerns about growth in its smartphone business.Full story

(Reuters) - Shares of chipmaker Nvidia surged nearly 6 percent on Wednesday after the company said it plans to license its graphics technology, opening the door to new business with Apple, Samsung Electronics and other mobile device makers. Full story

SAN FRANCISCO (Reuters) - Samsung Electronics has chosen an Intel Corp processor to power a new version of one of its top-tier Android tablets, a source with knowledge of the plans told Reuters, in a major victory for the U.S. chipmaker, which is struggling to find its footing in the mobile market. Full story

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Samsung Electronics' Galaxy S4 and Apple's iPhone 5 are seen in this illustration taken in Seoul in this May 13, 2013 file photo. Samsung, the South Korean giant, now has a 19 percent share of the $80 billion smartphone market in China, a market expected to surge to $117 billion by 2017, according

Models pose with Samsung Electronics' new Galaxy Note 2 in Seoul in this September 26, 2012 file photo. Samsung, the South Korean giant, now has a 19 percent share of the $80 billion smartphone market in China, a market expected to surge to $117 billion by 2017, according to International Data Corp

A man using his mobile phone walks past a Samsung Electronics shop in the company's main office building in central Seoul July 23, 2013. Samsung Electronics Co Ltd is under mounting pressure to produce eye-catching new smartphones after its mobile business shrank 3.5 percent in the second quarter, t